linux/drivers/acpi/acpica/dbfileio.c

120 lines
3.1 KiB
C

// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
/*******************************************************************************
*
* Module Name: dbfileio - Debugger file I/O commands. These can't usually
* be used when running the debugger in Ring 0 (Kernel mode)
*
******************************************************************************/
#include <acpi/acpi.h>
#include "accommon.h"
#include "acdebug.h"
#include "actables.h"
#define _COMPONENT ACPI_CA_DEBUGGER
ACPI_MODULE_NAME("dbfileio")
#ifdef ACPI_APPLICATION
#include "acapps.h"
#ifdef ACPI_DEBUGGER
/*******************************************************************************
*
* FUNCTION: acpi_db_close_debug_file
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: If open, close the current debug output file
*
******************************************************************************/
void acpi_db_close_debug_file(void)
{
if (acpi_gbl_debug_file) {
fclose(acpi_gbl_debug_file);
acpi_gbl_debug_file = NULL;
acpi_gbl_db_output_to_file = FALSE;
acpi_os_printf("Debug output file %s closed\n",
acpi_gbl_db_debug_filename);
}
}
/*******************************************************************************
*
* FUNCTION: acpi_db_open_debug_file
*
* PARAMETERS: name - Filename to open
*
* RETURN: None
*
* DESCRIPTION: Open a file where debug output will be directed.
*
******************************************************************************/
void acpi_db_open_debug_file(char *name)
{
acpi_db_close_debug_file();
acpi_gbl_debug_file = fopen(name, "w+");
if (!acpi_gbl_debug_file) {
acpi_os_printf("Could not open debug file %s\n", name);
return;
}
acpi_os_printf("Debug output file %s opened\n", name);
acpi_ut_safe_strncpy(acpi_gbl_db_debug_filename, name,
sizeof(acpi_gbl_db_debug_filename));
acpi_gbl_db_output_to_file = TRUE;
}
#endif
/*******************************************************************************
*
* FUNCTION: acpi_db_load_tables
*
* PARAMETERS: list_head - List of ACPI tables to load
*
* RETURN: Status
*
* DESCRIPTION: Load ACPI tables from a previously constructed table list.
*
******************************************************************************/
acpi_status acpi_db_load_tables(struct acpi_new_table_desc *list_head)
{
acpi_status status;
struct acpi_new_table_desc *table_list_head;
struct acpi_table_header *table;
/* Load all ACPI tables in the list */
table_list_head = list_head;
while (table_list_head) {
table = table_list_head->table;
status = acpi_load_table(table, NULL);
if (ACPI_FAILURE(status)) {
if (status == AE_ALREADY_EXISTS) {
acpi_os_printf
("Table %4.4s is already installed\n",
table->signature);
} else {
acpi_os_printf("Could not install table, %s\n",
acpi_format_exception(status));
}
return (status);
}
acpi_os_printf
("Acpi table [%4.4s] successfully installed and loaded\n",
table->signature);
table_list_head = table_list_head->next;
}
return (AE_OK);
}
#endif